1. Centre for the AIDS Programme of Research in South Africa (CAPRISA) , Durban, KwaZulu-Natal , South Africa
2. Discipline of Public Health Medicine, School of Nursing and Public Health, University of KwaZulu-Natal , Durban, KwaZulu-Natal , South Africa
3. eThekwini Municipality Health Unit, eThekwini Municipality , Durban, KwaZulu-Natal , South Africa
4. Department of Virology, University of KwaZulu-Natal and National Health Laboratory Service, Inkosi Albert Luthuli Central Hospital , Durban, KwaZulu-Natal , South Africa
5. KwaZulu-Natal Research and Innovation Sequencing Platform (KRISP), University of KwaZulu-Natal , Durban, KwaZulu-Natal , South Africa
6. South African Medical Research Council (SAMRC)-CAPRISA-TB-HIV Pathogenesis and Treatment Research Unit, University of KwaZulu-Natal Nelson R Mandela School of Medicine , Durban, KwaZulu-Natal , South Africa
7. Nuffield Department of Primary Care Health Sciences, University of Oxford , Oxfordshire , UK